Granted Patent
Utility
US 5,436,145 · App. 08/246,570
Process for preparing 6-hydroxy nitrogen-containing 6-membered ring compounds
Inventors:
Mari Yasuda, Haruyuki Ohkishi, Katsutoshi Sato, Yuuki Morimoto, Toru Nagasawa
Patented Case
View Patent ↗
Granted: Jul 25, 1995
Filed: May 20, 1994
Inventors
Mari Yasuda
Haruyuki Ohkishi
Katsutoshi Sato
Yuuki Morimoto
Toru Nagasawa
Assignee (at issue)
Mitsubishi Kasei Corporation
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.